METR Red-Teams Anthropic While OpenAI Ships Critical-Threshold Models

METR Red-Teams Anthropic While OpenAI Ships Critical-Threshold Models

On March 26, 2026, METR published its [red-team assessment](https://metr.org/blog/2026-03-26-red-teaming-anthropic-agent-monitoring/) of Anthropic's internal agent monitoring systems. Six months later, on September 20, O…

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